There 3M fixing ring? 501 is a replacement part that is quickly and easily applied to combine particle filters with gas and vapor filters in order to obtain an almost total level of protection. The ferrules are extremely easy to apply or replace thanks to them snap fastening system on the filter. The ferrule can also be applied to 3M 603 filter adapters to create masks with particle protection only. The price is to be considered for one pack containing 2 3M 501 fixing nuts. Typical industrial applications for filters: agriculture, construction, food industry, foundries, pharmaceuticals, chemical powders, mining, ceramics, refractory materials, woodworking. Suitable for use with 3M 6055, 6059, 6051, 5935, 5925, 5911 filtersfor 6000 3M and 7000 3M series half and full face masks If a mask is.
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